Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / fs / jfs / jfs_logmgr.h

diff --git a/fs/jfs/jfs_logmgr.h b/fs/jfs/jfs_logmgr.h
index 141ad74..8c6909b 100644 (file)
--- a/fs/jfs/jfs_logmgr.h
+++ b/fs/jfs/jfs_logmgr.h
@@ -389,7 +389,7 @@ struct jfs_log {
        int eor;                /* 4: eor of last record in eol page */
        struct lbuf *bp;        /* 4: current log page buffer */
 
-       struct semaphore loglock;       /* 4: log write serialization lock */
+       struct mutex loglock;   /* 4: log write serialization lock */
 
        /* syncpt */
        int nextsync;           /* 4: bytes to write before next syncpt */
@@ -463,9 +463,10 @@ struct lbuf {
 
        s64 l_blkno;            /* 8: log page block number */
        caddr_t l_ldata;        /* 4: data page */
+       struct page *l_page;    /* The page itself */
+       uint l_offset;          /* Offset of l_ldata within the page */ 
 
        wait_queue_head_t l_ioevent;    /* 4: i/o done event */
-       struct page *l_page;    /* The page itself */
 };
 
 /* Reuse l_freelist for redrive list */
@@ -489,8 +490,9 @@ struct logsyncblk {
  */
 
 #define LOGSYNC_LOCK_INIT(log) spin_lock_init(&(log)->synclock)
-#define LOGSYNC_LOCK(log) spin_lock(&(log)->synclock)
-#define LOGSYNC_UNLOCK(log) spin_unlock(&(log)->synclock)
+#define LOGSYNC_LOCK(log, flags) spin_lock_irqsave(&(log)->synclock, flags)
+#define LOGSYNC_UNLOCK(log, flags) \
+       spin_unlock_irqrestore(&(log)->synclock, flags)
 
 /* compute the difference in bytes of lsn from sync point */
 #define logdiff(diff, lsn, log)\
@@ -505,6 +507,9 @@ extern int lmLogClose(struct super_block *sb);
 extern int lmLogShutdown(struct jfs_log * log);
 extern int lmLogInit(struct jfs_log * log);
 extern int lmLogFormat(struct jfs_log *log, s64 logAddress, int logSize);
+extern int lmGroupCommit(struct jfs_log *, struct tblock *);
+extern int jfsIOWait(void *);
 extern void jfs_flush_journal(struct jfs_log * log, int wait);
+extern void jfs_syncpt(struct jfs_log *log, int hard_sync);
 
 #endif                         /* _H_JFS_LOGMGR */